1. Go to o your store admin panel. Navigate to Extensions -> Extension installer.2. Click on the upload button. A dialog box should open.3. Locate the installation file of this extension(facebook_login.ocmod.zip) and select it. 4. Now this module named "Facebook Integration" should be visible in Extensions -> Modules. After locating it in the Module list just click the install button (“ + ” sign) Then edit this installed module and enable it.5. Refresh the modifications from Extensions->Modifications6 Go to System->Settings->Store Name[Edit]->Facebook Tab7. Configure it by putting facebook application credentials and save8. Now you can see login with facebook features in frontend.9. Done